Bone conduction headphone



FIG. 1 is a top perspective view of a bone conduction headphone, showing our new design;

FIG. 2 is bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The shade lines in the Figures show contour and not surface ornamentation. The short dash broken lines indicate portions of the bone conduction headphone that form no part of the claimed design. The dot-dash broken lines indicate unclaimed boundaries of the claimed design. 

CLAIM The ornamental design for a bone conduction headphone, as shown and described. 